/* Proof & Principle · Foundation / Comparison header lock · v488
   Scoped by inclusion to four pages only.
   Matches the approved guide header geometry without altering page content/layout. */

/* Desktop / tablet header geometry */
body .nav-shell {
  position: sticky !important;
  top: 0 !important;
  z-index: 2000 !important;
  overflow: visible !important;
  background: rgba(255,255,255,.98) !important;
}

body .nav-shell header.nav.pp-guide-header {
  box-sizing: border-box !important;
  width: 100% !important;
  max-width: none !important;
  min-height: 92px !important;
  height: 92px !important;
  margin: 0 !important;
  padding: 15px clamp(24px,5vw,78px) !important;
  display: grid !important;
  grid-template-columns: max-content minmax(0,1fr) !important;
  align-items: center !important;
  justify-content: flex-start !important;
  gap: clamp(30px,4.4vw,78px) !important;
  background: #fff !important;
}

body .nav-shell header.nav.pp-guide-header > a:first-child {
  grid-column: 1 !important;
  display: flex !important;
  width: max-content !important;
  flex: 0 0 auto !important;
}

body .nav-shell header.nav.pp-guide-header > a:first-child img {
  display: block !important;
  width: 222px !important;
  height: 61px !important;
  max-width: none !important;
  max-height: none !important;
  object-fit: contain !important;
  object-position: left center !important;
}

body .nav-shell header.nav.pp-guide-header .pp-guide-progress {
  grid-column: 2 !important;
  min-width: 0 !important;
  width: 100% !important;
  margin: 0 !important;
  position: relative !important;
}

/* Approved mobile guide treatment: logo row + dedicated guide-progress row. */
@media (max-width: 760px) {
  html {
    scroll-padding-top: 112px !important;
  }

  body .nav-shell header.nav.pp-guide-header {
    height: auto !important;
    min-height: 0 !important;
    grid-template-columns: 1fr !important;
    align-items: center !important;
    gap: 0 !important;
    padding: 7px 14px 0 !important;
  }

  body .nav-shell header.nav.pp-guide-header > a:first-child {
    grid-column: 1 !important;
    width: max-content !important;
    max-width: 100% !important;
    min-width: 0 !important;
    justify-self: start !important;
  }

  body .nav-shell header.nav.pp-guide-header > a:first-child img {
    width: 180px !important;
    height: 52px !important;
    max-width: 180px !important;
    max-height: none !important;
  }

  body .nav-shell header.nav.pp-guide-header .pp-guide-progress {
    grid-column: 1 !important;
    width: 100% !important;
    min-width: 0 !important;
    margin: 5px 0 0 !important;
    position: relative !important;
    z-index: 2 !important;
    border-top: 1px solid var(--line,#deddd7) !important;
    background: #fff !important;
  }

  body .nav-shell header.nav.pp-guide-header .pp-guide-progress__inner {
    width: 100% !important;
    min-height: 40px !important;
    display: grid !important;
    grid-template-columns: auto minmax(0,1fr) 64px !important;
    align-items: center !important;
    gap: 9px !important;
  }

  body .nav-shell header.nav.pp-guide-header .pp-guide-progress__contents {
    min-width: 0 !important;
    min-height: 40px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: flex-start !important;
    padding: 0 2px !important;
    font-size: 10.5px !important;
    line-height: 1 !important;
    letter-spacing: .09em !important;
  }

  body .nav-shell header.nav.pp-guide-header .pp-guide-progress__current {
    gap: 8px !important;
    min-width: 0 !important;
  }

  body .nav-shell header.nav.pp-guide-header .pp-guide-progress__count {
    display: none !important;
  }

  body .nav-shell header.nav.pp-guide-header .pp-guide-progress__title {
    display: block !important;
    min-width: 0 !important;
    overflow: hidden !important;
    text-overflow: ellipsis !important;
    white-space: nowrap !important;
    font-size: 12px !important;
    line-height: 1.2 !important;
  }

  body .nav-shell header.nav.pp-guide-header .pp-guide-progress__meter {
    display: block !important;
    width: 64px !important;
    min-width: 0 !important;
    height: 2px !important;
  }

  body .nav-shell header.nav.pp-guide-header .pp-guide-progress__menu {
    top: 100% !important;
    left: 0 !important;
    right: 0 !important;
    z-index: 2100 !important;
    max-height: calc(100dvh - 104px) !important;
    overflow-y: auto !important;
    overscroll-behavior: contain !important;
    -webkit-overflow-scrolling: touch !important;
    padding: 8px 0 10px !important;
  }

  body .nav-shell header.nav.pp-guide-header .pp-guide-progress__menu-inner {
    grid-template-columns: 1fr !important;
  }
}